Microscopic Analysis of Traffic Flow in Inclement Weather

dc.contributorVirginia Tech Transportation Instituteen
dc.contributorGreenwood, Ianen
dc.contributor.authorRakha, Hesham A.en
dc.contributor.authorZohdy, Ismail H.en
dc.contributor.authorPark, Sangjunen
dc.contributor.authorKrechmer, Danielen
dc.date.accessed2015-06-25en
dc.date.accessioned2015-07-31T20:05:15Zen
dc.date.available2015-07-31T20:05:15Zen
dc.date.issued2010-12en
dc.description.abstractThis report documents the second part of the FHWA research study involving analysis of the microscopic impacts of adverse weather on traffic flow, but is a third phase of the research effort on the impacts of weather on traffic flow. The first phase of FHWA research involved macroscopic analysis, which focused on the impacts of adverse weather on aggregate traffic flow. The second phase of research analyzed the impacts of adverse weather on microscopic traffic behavior. This report documents the results of three research efforts (1) The impacts of icy roadway conditions on driver behavior at a microscopic level, using field measured car-following data,; (2) An investigation of the influence of weather precipitation and roadway surface condition on left-turn gap-acceptance behavior using traffic and weather data collected during the winter of 2009-2010 at a signalized intersection in Blacksburg, Virginia; and (3)The development and demonstration of methodologies for the use of weather-related adjustment factors in microsimulation models, including general approaches to construct simulation models accounting for the impact of precipitation. For the third effort, the general approach was applied to the calibration of the VISSIM and INTEGRATION simulation software.en
dc.description.sponsorshipUnited States. Department of Transportation. Research and Innovative Technology Administrationen
dc.format.extent93 pagesen
dc.format.mimetypeapplication/pdfen
dc.identifier.citationRakha, H. A., Zohdy, I., Park, S., & Krechmer, D. (2010). Microscopic analysis of traffic flow in inclement weather. (FHWA-RD-96-148). Washington, DC: United States. Federal Highway Administration. Retrieved from http://ntl.bts.gov/lib/38000/38000/38026/matfiw.pdf.en
dc.identifier.govdocFHWA-JPO-11-020en
dc.identifier.urihttp://hdl.handle.net/10919/55094en
dc.identifier.urlhttp://ntl.bts.gov/lib/38000/38000/38026/matfiw.pdfen
dc.language.isoenen
dc.publisherUnited States. Federal Highway Administrationen
dc.rightsIn Copyrighten
dc.rights.urihttp://rightsstatements.org/vocab/InC/1.0/en
dc.subjectWeather-responsive traffic managementen
dc.subjectWRTMen
dc.subjectWeather and traffic flow analysisen
dc.subjectMicroscopic traffic modelsen
dc.subjectGap acceptance and weatheren
dc.subjectCar followingen
dc.subjectWeatheren
dc.subjectLane changingen
dc.titleMicroscopic Analysis of Traffic Flow in Inclement Weatheren
dc.typeGovernment documenten
dc.type.dcmitypeTexten

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